<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
</head>
<script src="__JS__/jquery.js"></script>
<body>
<select onchange="changetype(this.value)" name="type">
    <option value="1">根据用户查询</option>
    <option value="2">根据下单时间查询</option>
</select>
<script>
    function changetype(type)
    {
        console.log(type);
    }
</script>

</body>
</html>